We use LED Bulbs. these bulb’s power consumption is much less than neon bulbs. these bulbs need no much maintainance like neon bulbs. They run on low voltage so they provide much more safety . They produce less heat so they are suitable in hot weathers. I personally recommend to use these bulbs. They can be used easily . Their design is auch that anyone can handle them their style is slimstyle.these are most durable and reliable bulbs.